# NTSB investigations: Dehavilland DHC-1 CHIPMUNK

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR10LA313](https://openairdocs.org/ntsb/WPR10LA313.md): De Havilland DHC-1 · Port Orchard, WA · Accident · Minor injuries · Limited investigation · Final report · Jun 24, 2010 · N6540C · Substantial damage
  > A loss of engine power during initial climb due to water contamination in the fuel.
- [NTSB CHI95LA288](https://openairdocs.org/ntsb/CHI95LA288.md): de Havilland DHC-1 · Hammond, WI · Accident · Serious injuries · Limited investigation · Final report · Aug 19, 1995 · N320WM · Destroyed
  > an overload failure of the right horizontal support tube assembly which the pilot/owner had modified to be adjustable. A factor in the accident was the corn.
- [NTSB DEN81FTC14](https://openairdocs.org/ntsb/DEN81FTC14.md): Dehavilland DHC-1 · Rawlins, WY · Accident · No injuries · Closed · Apr 30, 1981 · N48262 · Substantial damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2801704'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2801704

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.